/*
 * Copyright (c) 1999-2003, Carnegie Mellon University. All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 
 * 3. Products derived from the software may not be called "iVProg",
 *    nor may "iVProg" appear in their name, without prior written
 *    permission of Carnegie Mellon University.
 * 
 * 4. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes software developed by Carnegie Mellon University"
 */

package edu.cmu.cs.stage3.alice.core.question.userdefined;

import edu.cmu.cs.stage3.alice.authoringtool.AuthoringTool;
import edu.cmu.cs.stage3.alice.core.property.BooleanProperty;
import edu.cmu.cs.stage3.alice.core.property.ObjectProperty;
import edu.cmu.cs.stage3.alice.core.property.StringProperty;

public class Print extends Component {
 public final StringProperty text = new StringProperty(this, "text", "" );
 public final ObjectProperty object = new ObjectProperty( this, "object", null, Object.class ) {
  //Rem @Override
  protected boolean getValueOfExpression() {
   return true;
  }
 };
 public final BooleanProperty addNewLine = new BooleanProperty( this, "addNewLine", Boolean.TRUE );
 //Rem @Override
 public Object[] execute() {
  String output = text.getStringValue();
  Object o = object.get();
  if( o != null ) {
   o = object.getValue();
   output += o;
  }
  if( Print.this.addNewLine.booleanValue() ) {
   AuthoringTool.getInstance().getStdOutOutputComponent().getStdOutStream().println( output );
  } else {
   AuthoringTool.getInstance().getStdOutOutputComponent().getStdOutStream().print( output );
  }
  return null;
 }

}
